Home / 43,419.24-65,131.36-16,765.36

Finding the Fourth Proportional to 43,419.24, 65,131.36 and 16,765.36

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Solution

The fourth proportional to 43,419.24, 65,131.36 and 16,765.36 is: 25,149.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,419.24 : 65,131.36 = 16,765.36 : x
  2. Step 2: Convert to fraction form
    43,419.24/65,131.36 = 16,765.36/x
  3. Step 3: Cross multiply
    43,419.24x = 65,131.36 × 16,765.36
  4. Step 4: Simplify right side
    43,419.24x = 1,091,950,697.69
  5. Step 5: Solve for x
    x = 1,091,950,697.69/43,419.24
  6. Step 6: Final answer
    x = 25,149.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.